¿Cuál de las trece?: Reparto
Sharon Tate
Pat
Vittorio Gassman
Mario Beretti
Orson Welles
Markan
Vittorio De Sica
Di Seta
Terry-Thomas
Albert
Ottavia Piccolo
Stefanella
Mylène Demongeot
Judy
William Rushton
Bennet
Tim Brooke-Taylor
Jackie
John Steiner
Stanley
Lionel Jeffries
Randomhouse
Mara Carisi
Wardrobe Mistress (uncredited)